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<?php
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function makeMarker($id){ // generate appropriate markers based on latest JSON
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$readJSON = file_get_contents('./nonactiveScooters.json'); //read latest data
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$latestData = json_decode($readJSON, true);
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$scooter = $latestData[$id]["data"];
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$lat = $scooter["attributes"]["lat"]; // get lattitude
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$lng = $scooter["attributes"]["lng"]; // get longitude
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$pos = $lat.', '.$lng; // construct lat/lon for use in leafet
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$lst = $scooter["attributes"]["lastLocationUpdate"]; // get time of last position
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$rnt = $scooter["attributes"]["isRentable"]; // check if scooter is rentable,
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$act = $scooter["attributes"]["state"]; // check if scooter is: ACTIVE, INACTIVE, MAINTAINANCE, DAMAGED
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$bat = $scooter["attributes"]["batteryLevel"]; // battery level 0-100
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$nam = $scooter["attributes"]["code"]; // get the artist name
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//check scooter status and construct marker with corresponding icon
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//check if scooter is rentable
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if($rnt == true && $act === 'ACTIVE'){
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$marker = 'var scooter'.$nam.' = L.marker(['.$pos.'], {time: "'.$lst.'"}).addTo(map)
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.bindPopup("<b>'.$nam.'</b><br><b>batteryLevel: </b>'.$bat.'<br><b>Status: </b>'.$act.'<br>Last updated: '.$lst=str_replace(array('T', 'Z'), ' ', $lst).'")
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.bindTooltip("'.$nam.'").setIcon(availableIcon);';
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};
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//check if scooter is rented out
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if ($rnt == false && $act === 'ACTIVE') {
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$marker = 'var scooter'.$nam.' = L.marker(['.$pos.'], {time: "'.$lst.'"}).addTo(map)
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.bindPopup("<b>'.$nam.'</b><br><b>batteryLevel:</b>'.$bat.'<br><b>Status: </b>'.$act.'<br>Last updated: '.$lst=str_replace(array('T', 'Z'), ' ', $lst).'")
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.bindTooltip("'.$nam.'").setIcon(isRentedIcon);';
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};
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//check if scooter battery is low
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if($act === "INACTIVE" && $bat > 0){
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$marker = 'var scooter'.$nam.' = L.marker(['.$pos.'], {time: "'.$lst.'"}).addTo(map)
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.bindPopup("<b>'.$nam.'</b><br><b>batteryLevel:</b>'.$bat.'<br><b>Status: </b>'.$act.'<br>Last updated: '.$lst=str_replace(array('T', 'Z'), ' ', $lst).'")
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.bindTooltip("'.$nam.'").setIcon(lowBatIcon);';
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};
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//check if scooters battery is dead
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if($act === "INACTIVE" && $bat == 0){
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$marker = 'var scooter'.$nam.' = L.marker(['.$pos.'], {time: "'.$lst.'"}).addTo(map)
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.bindPopup("<b>'.$nam.'</b><br><b>batteryLevel:</b>'.$bat.'<br><b>Status: </b>'.$act.'<br>Last updated: '.$lst=str_replace(array('T', 'Z'), ' ', $lst).'")
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.bindTooltip("'.$nam.'").setIcon(noBatIcon);';
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};
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//check if scooters is dead
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if($act === "DAMAGED" || $act === "MAINTENANCE" || $act === "OUT_OF_ORDER" || $act === "GPS_ISSUE"){
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$marker = 'var scooter'.$nam.' = L.marker(['.$pos.'], {time: "'.$lst.'"}).addTo(map)
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.bindPopup("<b>'.$nam.'</b><br><b>batteryLevel:</b>'.$bat.'<br><b>Status: </b>'.$act.'<br>Last updated: '.$lst=str_replace(array('T', 'Z'), ' ', $lst).'")
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.bindTooltip("'.$nam.'").setIcon(isMaintenanceIcon);';
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};
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return $marker;
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};
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?>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width,initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
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<title>TIER Hamburg</title>
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<script src="https://code.jquery.com/jquery-1.12.4.min.js"></script>
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<link rel="stylesheet" type="text/css" href="https://unpkg.com/leaflet@1.3.3/dist/leaflet.css">
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<script src='https://unpkg.com/leaflet@1.3.3/dist/leaflet.js'></script>
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<!-- icons -->
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<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/Leaflet.awesome-markers/2.0.2/leaflet.awesome-markers.js"></script>
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/leaflet@1.6.0/dist/leaflet.css"/>
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css"/>
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap-theme.min.css"/>
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.6.3/css/font-awesome.min.css"/>
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/Leaflet.awesome-markers/2.0.2/leaflet.awesome-markers.css"/>
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<link rel="stylesheet" href="https://rawcdn.githack.com/python-visualization/folium/master/folium/templates/leaflet.awesome.rotate.css"/>
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<!-- location -->
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/leaflet.locatecontrol@0.72.0/dist/L.Control.Locate.min.css" />
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<script src="https://cdn.jsdelivr.net/npm/leaflet.locatecontrol@0.72.0/dist/L.Control.Locate.min.js" charset="utf-8"></script>
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<!-- main css -->
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<link rel="stylesheet" href="main.css"/>
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<script>
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L_NO_TOUCH = false;
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L_DISABLE_3D = false;
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</script>
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</head>
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<body>
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<div id="map"></div>
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<script>
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// define icons
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// prefix: glyphicon = bootstrap, list can be found here: https://getbootstrap.com/docs/3.3/components/
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// prefix: fa = fontawesome, list is here: https://fontawesome.com/v4.7.0/cheatsheet/
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var availableIcon = L.AwesomeMarkers.icon(
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{"icon": "wifi", "iconColor": "white", "markerColor": "purple", "prefix": "fa"}
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);
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var isRentedIcon = L.AwesomeMarkers.icon(
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{"icon": "hourglass-half", "iconColor": "white", "spin": "true", "markerColor": "pink", "prefix": "fa"}
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);
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var lowBatIcon = L.AwesomeMarkers.icon(
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{"icon": "battery-1", "iconColor": "white", "markerColor": "pink", "prefix": "fa"}
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);
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var noBatIcon = L.AwesomeMarkers.icon(
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{"icon": "battery-empty", "iconColor": "white", "markerColor": "black", "prefix": "fa"}
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);
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var isMaintenanceIcon = L.AwesomeMarkers.icon(
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{"icon": "wrench", "iconColor": "white", "markerColor": "black", "prefix": "fa"}
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);
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var map = L.map('map', { zoomControl: false, attributionControl: false }).setView([52.516190, 13.377693], 11.5);
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var Stamen_Toner = L.tileLayer('https://stamen-tiles-{s}.a.ssl.fastly.net/toner/{z}/{x}/{y}.{ext}', {
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attribution: 'Map tiles by <a href="http://stamen.com">Stamen Design</a>, <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a> — Map data © <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a>',
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subdomains: 'abcd',
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minZoom: 0,
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maxZoom: 20,
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ext: 'png'
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});
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map.addLayer(Stamen_Toner);
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//the magic: for each scooter in $scooters array, request status and construct marker
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<?php
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$readJSON = file_get_contents('./nonactiveScooters.json'); //read latest data
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$latestData = json_decode($readJSON, true);
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$id = 0; //start id
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foreach ($latestData as $item) {
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$scooter = $item['data'];
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print_r($scooter.PHP_EOL);
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echo makeMarker($id);
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$id++;
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};
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?>
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L.control.locate(
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{ "keepCurrentZoomLevel": "true",
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icon: 'fa fa-crosshairs',
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follow: true,
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circleStyle: {}, // change the style of the circle around the user's location
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markerStyle: {},
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locateOptions: {
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enableHighAccuracy: true
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}
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}).addTo(map);
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</script>
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</body>
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</html>
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